Answer:
5
Step-by-step explanation:
balls + sports towels = Total
(3 * 6) + (8x) = 65
18 + 8x = 65
8x = 47
x = 5.875
Cannot buy .875 of a towel so answer has to be rounded down to 5 towels.
Make use of the formulas that relate p and a to the focus and directrix. Fill in the values you know and solve for the remaing one(s).
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